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Watts Second Check Valve Repair Kit: Second Check Valve Repair Kit, LF909-DOSY-FS - Repair Kits & Parts for Watts Backflow Preventers
WattsRepair Kits & Parts for Watts Backflow Preventers

Watts Second Check Valve Repair Kit: Second Check Valve Repair Kit, LF909-DOSY-FS

The WATTS Second Check Valve Repair Kit is a repair kit for Watts backflow preventers, designed for 6-inch valves. It includes a spring assembly and is compatible with Series RK-909, model 6 LF909, and part number…

SKU 3G-OTH-436727

Also listed as: 90962ndCheckKit · 909-6-2nd-Check-Kit

Brand
Watts
Item
Second Check Valve Repair Kit: Second Check Valve Repair Kit, LF909-DOSY-FS
Category
Repair Kits & Parts for Watts Backflow Preventers
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Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.

Technical Specifications

Watts
Manufacturer Part Number
909 6 2nd Check Kit
Type
793PG7, Repair Kit
LF909
6
Includes
Spring Assembly
Compatible Valve Size
6 in
Compatible with Series
RK-909
Compatible with Mfr. Model No.
6 LF909

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Watts Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The WATTS Second Check Valve Repair Kit is a repair kit for Watts backflow preventers, designed for 6-inch valves. It includes a spring assembly and is compatible with Series RK-909, model 6 LF909, and part number 793PG7.

Frequently Asked Questions

What is the Watts Second Check Valve Repair Kit used for?

The Watts Second Check Valve Repair Kit is used to repair the second check valve assembly in Watts backflow preventers. It is designed for 6-inch valves and includes a spring assembly. This kit helps maintain backflow prevention in commercial and industrial water systems, ensuring compliance with plumbing codes.

What are the specifications of the Watts 909 6 2nd Check Kit?

The Watts 909 6 2nd Check Kit is a repair kit for 6-inch backflow preventers. It is compatible with Series RK-909 and model 6 LF909, and includes a spring assembly. The manufacturer part number is 909 6 2nd Check Kit, and it is also listed as part number 793PG7.

Where to buy Watts backflow repair kits worldwide?

You can source Watts backflow repair kits, including the 909 6 2nd Check Kit, through 3G Electric. As a global industrial equipment distributor since 1990, 3G Electric handles full logistics, customs clearance, and delivery to worldwide destinations for procurement professionals.

How to install a Watts second check valve repair kit?

To install a Watts second check valve repair kit, first isolate the backflow preventer and relieve pressure. Remove the valve bonnet and extract the old check assembly. Replace it with the new spring assembly from the kit, ensuring proper alignment. Reassemble and test per Watts guidelines. Always follow local plumbing codes.

Used in

Common applications for Watts
Industrial burner gas safety systems — Watts HF2000 filters with GF-series seal kits maintain clean, regulated gas supply to burner pilot and main flame controls
Commercial heating and boiler installations — Modular filter assemblies support preventive maintenance and component replacement without full system shutdown
Process gas delivery pipelines — DN25 through DN125 filter bodies accommodate varying flow rates and inlet pressures across manufacturing and chemical processes
Gas pressure regulation benches — Multi-stage Watts filter platforms integrate with pressure reducers and safety shutoff valves in test and calibration environments
Equipment retrofit and upgrade projects — Available connection sizes and seal kits enable adaptation of newer Watts components into legacy gas control systems
Planned maintenance and spare-parts inventory — Filter seal kits allow facilities to stock consumables in advance, reducing downtime during scheduled gas system servicing

Watts Products

3G Electric supplies Watts repair kits & parts for watts backflow preventers. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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